be cast in cement

be cast in cement

To be firmly or permanently established; to be unalterable or not subject to change. The healthcare law looks promising, but we'll have to wait until it's cast in cement before we know exactly what it will do.
See also: cast, cement
Farlex Dictionary of Idioms.
See also:
  • cement
  • concrete
  • be cast in concrete
  • be set in cement
  • cast in concrete
  • in cement
  • set (something) in cement
  • set (something) in concrete
  • set in cement
  • set in concrete